21437364

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1049}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 54331200

約数和(自身を除く): 32893836

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 131, 156, 262, 393, 524, 786, 1049, 1572, 1703, 2098, 3147, 3406, 4196, 5109, 6294, 6812, 10218, 12588, 13637, 20436, 27274, 40911, 54548, 81822, 137419, 163644, 274838, 412257, 549676, 824514, 1649028, 1786447, 3572894, 5359341, 7145788, 10718682, 21437364]

約数ペア:

[(1, 21437364), (2, 10718682), (3, 7145788), (4, 5359341), (6, 3572894), (12, 1786447), (13, 1649028), (26, 824514), (39, 549676), (52, 412257), (78, 274838), (131, 163644), (156, 137419), (262, 81822), (393, 54548), (524, 40911), (786, 27274), (1049, 20436), (1572, 13637), (1703, 12588), (2098, 10218), (3147, 6812), (3406, 6294), (4196, 5109)]